IBM Flex System x440 Compute Node, Installation And Service Manual

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Table 6. System board diagnostic LED information (continued)
LED Color LED name Description
DLLUP20 Green Ethernet 2-0 link This LED lights when port 0 on LOM
controller 2 is connected to the network.
DLLUP21 Green Ethernet 2-1 link This LED lights when port 1 on LOM
controller 2 is connected to the network.
DLPWROK1 Green Ethernet 1 power OK This LED lights when power to LOM
controller 1 is on and working properly.
DLPWROK2 Green Ethernet 2 power OK This LED lights when power to LOM
controller 2 is on and working properly.
DPWRFAULT Yellow Power fault This LED lights when there is an
overcurrent fault on one of the 12 V
power rails.
DS6 Yellow ETE standby power
disable This LED lights when standby power on
the ETE sidecar is disabled.
DS862 Green RTMM heartbeat This LED lights when there is activity
on the RTMM.
DS913 Green IMM heartbeat This LED lights when there is activity
on the IMM2.
DSL01 Yellow SAS back plane 1 error The IMM lights this LED and the fault
LED when there is a problem with SAS
backplane 1.
DSL02 Yellow SAS Back Plane 2 error The IMM2 light this LED and the fault
LED when there is a problem with SAS
backplane 2.
DSAS_LF10 Yellow SAS 1-0 link failure The IMM lights this LED and the fault
LED when there is a fault with the link
between the SAS controller and SAS
Port 0 on SAS backplane 1.
DSAS_LF11 Yellow SAS 1-1 link failure The IMM lights this LED and the fault
LED when there is a fault with the link
between the SAS controller and SAS
Port 1 on SAS backplane 1.
DSAS_LF20 Yellow SAS 2-0 link failure The IMM2 lights this LED when there is
a fault with the link between the SAS
controller and SAS port 0 on SAS
backplane 2.
DSAS_LF21 Yellow SAS 2-1 link failure The IMM2 lights this LED when there is
a fault with the link between the SAS
controller and SAS port 1 on SAS
backplane 2.
DSERROR Yellow SAS error This LED lights when there is a problem
with the LSI2004 SAS controller.
DSHB Green SAS heartbeat This LED lights when there is activity
on the LSI2004 SAS controller.
IMM event log
Use this information as an overview of the IMM event log.
The integrated management module II (IMM2) consolidates the
system-management processor functionality, video controller, and remote presence
Chapter 6. Troubleshooting
63